Rapid City Consecutive 90 Degree Days
This page shows the record for the most days in a row in
Rapid City, South Dakota where the
high temperature was
at least 90 °F, from 1948–2024.
Longest Streak: 22 Days
Between Jul 4–25, 1974, the daily high temperature in Rapid City was always at least 90 °F – a span of 22 days.
# Days |
When |
22 |
Jul 4–25, 1974 |
18 |
Jun 21 – Jul 8, 2002 |
16 |
Jul 20 – Aug 4, 1989 |
15 |
Aug 3–17, 2003 |
15 |
Aug 19 – Sep 2, 1991 |
14 |
Jun 16–29, 1988 |
11 |
Jul 18–28, 2021 |
11 |
Jul 13–23, 1964 |
11 |
Jul 25 – Aug 4, 1960 |
10 |
Jul 2–11, 2017 |
10 |
Jul 12–21, 2003 |
10 |
Aug 20–29, 1969 |
10 |
Jul 4–13, 1954 |
9 |
Aug 15–23, 2020 |
9 |
Jul 22–30, 2006 |
9 |
Jul 11–19, 2006 |
9 |
Jun 24 – Jul 2, 1990 |
9 |
Jun 27 – Jul 5, 1989 |
9 |
Jul 25 – Aug 2, 1987 |
9 |
Jul 5–13, 1985 |